Fundraising Fox

DoubleRainbow Biosciences

Cambridge, US · Founded 2017 · Delaware corporation

Biotech

Founders & leadership

DoubleRainbow Biosciences was founded in 2017 by Jing-Ke Weng.

JW
Jing-Ke WengFounder
TX
Tian XuNamed on SEC filing
WG
Wei GongNamed on SEC filing
JY
John YuNamed on SEC filing
WY
Wan YuNamed on SEC filing

Reported raises · per SEC filings

Form D private placements

$15M disclosed across 3 rounds · 2018–2020

▶$10MraisedNov 2020 · 1 investors · Biotechnology
Rule 506(b)
Officers, directors & promoters on the filing
  • John YuDirector
  • Tian XuExecutive Officer, Director
  • Jing-Ke WengExecutive Officer, Director
  • Wei GongExecutive Officer
  • Jiangtao YuDirector
  • Wan YuExecutive Officer
Offering amount
$20M
Amount sold
$10M
First sale
Oct 2020
Incorporated
Corporation, Delaware, 2017
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$3MraisedApr 2019 · 2 investors · Biotechnology
Rule 506(b)
Officers, directors & promoters on the filing
  • Tian XuExecutive Officer, Director
  • Jing-Ke WengDirector
  • Wei GongExecutive Officer
  • John YuDirector
  • Wan YuExecutive Officer
Offering amount
$3M
Amount sold
$3M
First sale
Apr 2019
Incorporated
Corporation, Delaware, 2017
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$2MraisedAug 2018 · 1 investors · Biotechnology
Rule 506(b)
Officers, directors & promoters on the filing
  • Tian XuDirector
  • Jing-Ke WengDirector
  • Wei GongExecutive Officer
  • Wan YuExecutive Officer
Offering amount
$7M
Amount sold
$2M
First sale
Aug 2018
Incorporated
Corporation, Delaware, 2017
Federal exemptions
06b
Full filing on SEC EDGAR ↗

Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.

Frequently asked questions

Who founded DoubleRainbow Biosciences?
DoubleRainbow Biosciences was founded by Jing-Ke Weng in 2017.
How much funding has DoubleRainbow Biosciences raised?
DoubleRainbow Biosciences has disclosed $15M raised across 3 rounds.
Where is DoubleRainbow Biosciences headquartered?
DoubleRainbow Biosciences is headquartered in Cambridge, US.